16002057250 has 16 divisors (see below), whose sum is σ = 29955851640. Its totient is φ = 6400822800.

The previous prime is 16002057209. The next prime is 16002057251. The reversal of 16002057250 is 5275020061.

It can be written as a sum of positive squares in 4 ways, for example, as 9865058329 + 6136998921 = 99323^2 + 78339^2 .

It is not an unprimeable number, because it can be changed into a prime (16002057251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32003865 + ... + 32004364.

Almost surely, 2^16002057250 is an apocalyptic number.

16002057250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16002057250 is a deficient number, since it is larger than the sum of its proper divisors (13953794390).

16002057250 is an equidigital number, since it uses as much as digits as its factorization.

16002057250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64008246 (or 64008236 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The spelling of 16002057250 in words is "sixteen billion, two million, fifty-seven thousand, two hundred fifty".